Abstract Background The Northern snakehead (Channa argus), a member of the Channidae
family of the Perciformes, is an economically important freshwater fish native to East Asia. In …

Abstract The Antarctic bathydraconid dragonfish, Parachaenichthys charcoti, is an Antarctic
notothenioid teleost endemic to the Southern Ocean. The Southern Ocean has cooled to …

Abstract Background The channel catfish (Ictalurus punctatus), a species native to North
America, is one of the most important commercial freshwater fish in the world, especially in …

Abstract Background: The lined seahorse, Hippocampus erectus, is an Atlantic species and
mainly inhabits shallow sea beds or coral reefs. It has become very popular in China for its …

Abstract Background The Peruvian scallop, Argopecten purpuratus, is mainly cultured in
southern Chile and Peru was introduced into China in the last century. Unlike other …

The wels catfish (Silurus glanis) is one of the largest freshwater fish species in the world.
This top predator plays a key role in ecosystem stability, and represents an iconic trophy-fish …

Background Geckos are among the most species-rich reptile groups and the sister clade to
all other lizards and snakes. Geckos possess a suite of distinctive characteristics, including …

ABSTRACT Background The giant squid (Architeuthis dux; Steenstrup, 1857) is an
enigmatic giant mollusc with a circumglobal distribution in the deep ocean, except in the …

Background Transition from a lizard-like to a snake-like body form is one of the most
important transformations in reptilian evolution. The increasing number of sequenced …

Abstracts Background Mechanisms for high-altitude adaption have attracted widespread
interest among evolutionary biologists. Several genome-wide studies have been carried out …